4.065¨ Forged dish top piston (set of 8) Rings included suits Chevrolet LS
4.065¨Forged dish top (set of 8) Rings included 376.c in piston Requires 3.622¨stroke crankshaft& 6.125¨conrods. Compression height 1.299¨-4.5cc Suits LSA/3/9 PowerPak Plus 2618 alloy and hard anodized top ring groove